Thực đơn
Sigma OrionisThực đơn
Sigma OrionisLiên quan
Sigma Sigmar Gabriel Sigma Octantis Sigma Sagittarii Sigma Leonis Sigma Pegasi Sigmaringen Sigma Aquilae Sigma-Aldrich Sigma (lớp tàu corvette/khinh hạm)Tài liệu tham khảo
WikiPedia: Sigma Orionis http://zimmer.csufresno.edu/~fringwal/bright-galle... http://www.iaa.es/content/characteristics-multiple... http://simbad.u-strasbg.fr/simbad/sim-id?Ident=Sig... //arxiv.org/abs/0705.0878 //arxiv.org/abs/0708.1752 //arxiv.org/abs/0909.3737 //arxiv.org/abs/1304.2392 //arxiv.org/abs/1408.2231 //arxiv.org/abs/1412.3469 //arxiv.org/abs/1610.01984